Baseball

Orioles -- Named Spiro Alafassos, a graduate of Archbishop Curley and Towson State, assistant public relations director, replacing Bob Miller, who resigned Friday.

Houston Astros -- Triple-A Tucson activated P Gino Minutelli from the DL and placed 1B Roberto Petagine on the seven-day DL.

Cincinnati Reds -- Optioned IF-OF Willie Greene to Triple-A Indianapolis.

Kansas City Royals -- Recalled P Rusty Meacham from Triple-A Omaha. Sent OF Kevin Koslofski to Omaha.

Minnesota Twins -- Placed 1B Kent Hrbek on the 15-day DL with a strained right hamstring. Recalled 1B Steve Dunn from Triple-A Salt Lake.

San Diego Padres -- Moved P Tim Worrell from the 15-day to the 60-day DL.

Seattle Mariners -- Optioned P Jeff Nelson (Catonsville High, Catonsville CC) to Triple-A.

Football

Las Vegas Posse (CFL) -- Signed TE Byron Rex and DB Darryl Ray.

Hockey

USA Hockey -- Added D Chris Chelios to the national team roster.